Igniter for mercury-pool tubes



Aug. 3, 1943- K. J. GERMESHAUSEN IGNJTER FOR MERCURY-POOL TUBES Filed Nov. 23, 1958 l r V 35 25 6 electrodes being provided with an insulating l ayez lseparating it f rom th'e mercury, the dis-1 1 lance between ailje'cent gelectrode's being small enough tor prevent thelqrmatlon of a normal meniscus abouteach electrodei '3.A tube having a mercury pool cathode andfia, pluralltybfstartlng electrodes disposed in the mercury, eachqprovided withen lrlsulab j ing layer separatingifl from, the rhercuxxjthe 1 ,distaneebetween adjacentelectrodesbeizig small genbhgh to preventaflthetqrnmtlmie119,{normal meniscus about each electrode, a'llj qf s aid startf electrodes belng electrically connected to a 4. A1, tube [having-4ax-sealed envelope cont aini ng a. mereury-pqolc'athqde, Iandga plurality,

: fstarting:eleetrodesflisposedinl the mercury} l Q a h qv dd w th: n vi is t n r 'e P i r. 1 eing lt "frenl" the mez cury," the' d istancejllqetween adjacent;eleetrodes being small BX IOU EhIQ DIf 1 yent me: formation of a; -nqimalfmeniseus' about; each-electrode, ello'ieaid startingielectrodesjbe ing electrically-connected togetherlwlthln saidi y, j 

